Quarkus 3.33.3.1 is an emergency LTS patch release fixing CVE-2026-16308, a denial-of-service vulnerability in Quarkus REST caused by unbounded multipart MIME part-header accumulation. It also resolves a native image regression introduced by a Netty upgrade in 3.33.3. Users on the 3.33 LTS stream are advised to upgrade using the Quarkus CLI with `quarkus update --stream=3.33`.
134 Impressions